Portion of a shoe



FIG. 1 is a perspective view of a portion of a shoe according to my new design;

FIG. 2 is an enlarged perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a cross-section view thereof;

FIG. 5 is a perspective view of another portion of a shoe according to my new design;

FIG. 6 is an enlarged perspective view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a cross-section view thereof.

The broken lines shown herein for illustrative purposes of the environment or which define the bounds of the claimed design form no part of the claimed design. 

The ornamental design for a portion of a shoe, as shown and described. 